Jeanie Buss is contesting her family's claim they are selling their remaining stake in the Lakers to new owners Kushner and Iger in a letter obtained by ESPN.
Nick Reiner is accused of fatally stabbing his parents at the family's home.
The lawsuit filed by the family of the "Revenge of the Nerds" actor says his death was preventable, claiming the psychiatric care team did not take proper measures to prevent self-harm.
A grand jury has indicted Nick Reiner on murder charges in the killings of his parents, Rob Reiner and Michele Singer Reiner, and adds the allegation that he was lying in wait.
Health officials say vaccinated persons are likely protected.